1. Electrical & Ignition Components Offered
  2. sku: 9689792156143722
  3. COLONY 8210-2

COLONY 8210-2 Parkerized Head Bolt Kit El Ulh Flathead

fits model: Fl, Knucklehead. make: Harley.

8210-2 Colony Parkerized Head Bolt Kit Harley El Fl Knucklehead Ul Ulh Flathead

( Brand: Colony ), ( Part Type: Head Bolt ), ( Compatible Make: Harley, Harley-davidson ), ( Manufacturer Part Number: 8210-2 ), ( Compatible Model: Knucklehead, Flathead ), ( Vintage Part: Yes ), ( Compatible Year: 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948 ), ( Country Of Origin: United States )

Review COLONY Parkerized Head Bolt Kit Harley El Ul Ulh Flathead fits KNUCKLEHEAD FL

Introducing the Colony 8210-2 Parkerized Head Bolt Kit, specifically designed for Harley-Davidson EL/FL Knucklehead and Ultra-Later Flathead engines. This high-quality bolt kit is a must-have for any serious Harley-Davidson enthusiast or restorer.

The Colony 8210-2 Parkerized Head Bolt Kit includes a comprehensive set of 32 head bolts, each one meticulously manufactured to ensure a perfect fit and optimal engine performance. The bolts are precision machined from top-grade material to provide superior strength and durability.

Each bolt in this kit features a parkerized finish, which is a type of chemical treatment applied to the surface of the steel. This process not only provides an attractive, matte-black appearance but also enhances the bolts' resistance to rust and corrosion. The parkerized finish is ideal for Harley-Davidson engines, which are often exposed to harsh environmental conditions.

The Colony 8210-2 Parkerized Head Bolt Kit is designed to meet or exceed OEM specifications, ensuring a reliable and secure connection between the cylinder head and the engine block. Each bolt is threaded to the correct pitch and length to fit perfectly into the engine.

Installing these bolts is a straightforward process, making this kit an excellent choice for both professional mechanics and DIY enthusiasts. The bolts come in a convenient, organized package, making it easy to keep track of each one during installation.

In summary, the Colony 8210-2 Parkerized Head Bolt Kit is a top-quality, Parkerized head bolt kit specifically designed for Harley-Davidson EL/FL Knucklehead and Ultra-Later Flathead engines. With its precision machining, parkerized finish, and OEM specification compliance, this kit is an essential tool for any Harley-Davidson owner or restorer seeking optimal engine performance and reliability.

Pros and Cons of Buying Colony 8210-2 Parkerized Head Bolt Harley EL Fl Knucklehead Ultra-Lite Flathead Kit

The Colony 8210-2 Parkerized Head Bolt Harley EL Fl Knucklehead Ultra-Lite Flathead Kit is a popular choice among Harley-Davidson Knucklehead enthusiasts for its durability, aesthetic appeal, and ease of installation. However, like any other aftermarket part, it comes with its advantages and disadvantages. In this analysis, we will discuss both the pros and cons of purchasing a Colony 8210-2 Parkerized Head Bolt Harley EL Fl Knucklehead Ultra-Lite Flathead Kit.

Pros:

1. Enhanced Aesthetics: The Parkerized finish on the head bolts adds a unique and attractive look to the engine, making it a popular choice among Harley-Davidson enthusiasts.

2. Improved Performance: These head bolts are designed to provide better clamping force, which can lead to improved engine performance and increased power output.

3. Durability: The Colony 8210-2 Parkerized Head Bolts are made from high-quality materials, ensuring they can withstand the rigors of regular use and harsh conditions.

4. Easy Installation: The head bolts are relatively easy to install, and the instructions provided by Colony are clear and concise, making the process straightforward for most users.

Cons:

1. Cost: The Colony 8210-2 Parkerized Head Bolts are more expensive than OEM head bolts, which may deter some buyers.

2. Potential Compatibility Issues: While these head bolts are designed to fit most Harley-Davidson Knucklehead engines, there are instances where they may not be compatible with certain models. It is essential to check the compatibility of the kit with your specific engine before making a purchase.

3. Requires Special Tools: Installing these head bolts may require specialized tools, which some users may not have on hand.

4. Potential Risk of Damage: As with any aftermarket part installation, there is a risk of damaging the engine or other components if not installed correctly.

Conclusion:

The Colony 8210-2 Parkerized Head Bolt Harley EL Fl Knucklehead Ultra-Lite Flathead Kit offers several advantages, including enhanced aesthetics, improved performance, and durability. However, it also comes with some disadvantages, such as cost, potential compatibility issues, the requirement for special tools, and the risk of damage during installation. Ultimately, the decision to purchase this kit depends on the individual's priorities, budget, and technical abilities. If you are an experienced Harley-Davidson enthusiast looking to improve the performance and aesthetics of your Knucklehead engine, the Colony 8210-2 Parkerized Head Bolts may be an excellent investment. However, if you are a novice or have limited experience with engine modifications, it may be best to consult a professional mechanic before making a purchase.

Recommendation:

If you have decided that the Colony 8210-2 Parkerized Head Bolts are the right choice for your Harley-Davidson Knucklehead engine, ensure you have all the necessary tools and compatibility information before attempting the installation. It is also recommended to consult a professional mechanic if you are unsure about the installation process or have limited experience with engine modifications. Additionally, consider purchasing the kit from a reputable dealer to ensure authenticity and quality.

part # 82102 price

  • $17.00

specifications ignitioncompo:

  • for models: Fl, Knucklehead
  • for makes: Harley
  • brand: Colony
  • part type: Head Bolt
  • compatible make: Harley, Harley-davidson
  • manufacturer part number: 8210-2
  • compatible model: Knucklehead, Flathead
  • vintage part: Yes
  • compatible year: 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
  • country of origin: United States

payments ignitioncompo:

  • wallet: Google-pay
  • credit card: Diners-club
  • other

returns ignitioncompo:

  • policy: No Returns

shipping ignitioncompo:

  • transit: 7-14 Days
  • type: Fixed
  • class: Economy
  • carrier: UPS
  • service: UPS Ground Saver
  • cost: $0.00

seller ignitioncompo:

  • rating: 99.5%
  • # reviews: 4285

offer ignitioncompo:

  • quantity: 1
  • sold: 0
  • options: Ship-to-home
  • best offers: True
  • availability: In Stock
  • started: May 12, 2026

general ignitioncompo:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Electrical Ignition Components > Other Electrical Ignition Components
for models: fl, knucklehead, for makes: harley, part type: head bolt, compatible make: harley, harley-davidson, compatible model: knucklehead, flathead, vintage part: yes, compatible year: 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, country of origin: united states,
category: motorcycle parts > motorcycle scooter parts accessories > electrical ignition components, sku: 9689792156143722,

Colony 8210-2 Is Similar To:

ignitioncompo logo
1 offer $17.00 USD
  • Offer #1: $17.00 price + free delivery = $17.00* total. Bolts retain the correct parkerized finish with excellent original presentation and only minimal shelf/storage wear if any. 1937 1948 Harley-Davidson ULH models.FREE SHIPPING